5. To prove that triangle PQR is isosceles, a student began by stating that
since Q is on the segment perpendicular to PR, Q is equidistant from the
endpoints of PR. What is the error in the student's reasoning ?
![5 To prove that triangle PQR is isosceles a student began by stating that since Q is on the segment perpendicular to PR Q is equidistant from the endpoints of P class=](https://us-static.z-dn.net/files/d51/a12507dacdc47156e3e56c7bde083472.png)